@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/*  CSS Variables  */
:root {
  --bg-base:         #0d0d0f;
  --bg-surface:      #141417;
  --bg-elevated:     #1c1c22;
  --bg-overlay:      #22222a;
  --bg-hover:        rgba(255,255,255,0.04);
  --bg-active:       rgba(255,255,255,0.07);

  --color-primary:       #e53935;
  --color-primary-light: #ef5350;
  --color-primary-dim:   rgba(229,57,53,0.12);
  --color-primary-glow:  rgba(229,57,53,0.25);

  --color-success:   #00c896;
  --color-warning:   #ffab40;
  --color-danger:    #ef5350;
  --color-info:      #40c4ff;
  --color-purple:    #7c4dff;

  --color-text:          #eeeef5;
  --color-text-secondary:#8a8aa0;
  --color-text-muted:    #55556a;
  --color-border:        rgba(255,255,255,0.07);
  --color-border-hover:  rgba(255,255,255,0.13);

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.5);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.55);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.65);
  --shadow-xl:  0 24px 64px rgba(0,0,0,0.75);

  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  14px;
  --radius-xl:  20px;
  --radius-full:999px;

  --sidebar-w:  240px;
  --transition: 0.16s cubic-bezier(0.4,0,0.2,1);
  --font:'Inter',system-ui,-apple-system,sans-serif;
}

/*  Reset  */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{height:100%;scroll-behavior:smooth}
body{
  font-family:var(--font);font-size:14px;line-height:1.6;
  color:var(--color-text);background:var(--bg-base);height:100%;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{cursor:pointer;font-family:inherit;border:none;background:none}
input,textarea,select{font-family:inherit}
select{appearance:none}

/*  Scrollbar  */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.08);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.16)}

/*  Layout  */
.app-layout{display:flex;height:100vh;overflow:hidden}

/*  Sidebar  */
.sidebar{
  width:var(--sidebar-w);min-width:var(--sidebar-w);
  background:var(--bg-surface);
  border-right:1px solid var(--color-border);
  display:flex;flex-direction:column;height:100vh;overflow-y:auto;
  position:relative;z-index:10;
}
.sidebar-header{
  display:flex;align-items:center;gap:12px;
  padding:16px;cursor:pointer;
  border-bottom:1px solid var(--color-border);transition:var(--transition);
}
.sidebar-header:hover{background:var(--bg-hover)}
.sidebar-header img{width:32px;height:32px;flex-shrink:0}
.sidebar-header-text{display:flex;flex-direction:column;gap:0}
.sidebar-header-title{font-size:0.9rem;font-weight:800;letter-spacing:-0.01em;line-height:1.2}
.sidebar-header-sub{font-size:0.65rem;color:var(--color-text-muted);letter-spacing:0.03em;text-transform:uppercase}

.sidebar-nav{display:flex;flex-direction:column;padding:8px;gap:2px}
.nav-item{
  display:flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:var(--radius-md);
  color:var(--color-text-secondary);font-size:0.845rem;font-weight:500;
  transition:var(--transition);position:relative;
}
.nav-item:hover{background:var(--bg-hover);color:var(--color-text)}
.nav-item.active{background:var(--color-primary-dim);color:var(--color-primary-light)}
.nav-item.active::before{
  content:'';position:absolute;left:-8px;top:50%;transform:translateY(-50%);
  width:3px;height:55%;background:var(--color-primary);
  border-radius:0 3px 3px 0;
}
.nav-item-icon{width:16px;height:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.nav-item-icon svg{width:16px;height:16px}

.sidebar-footer{margin-top:auto;padding:8px;border-top:1px solid var(--color-border)}
.sidebar-profile-card{background:var(--bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:12px;display:flex;flex-direction:column;gap:10px;cursor:pointer;transition:background 0.18s,border-color 0.18s,transform 0.15s;}
.sidebar-profile-card:hover{background:var(--bg-hover);border-color:rgba(229,57,53,0.35);transform:translateY(-1px);}
.sidebar-profile-header{display:flex;align-items:center;gap:10px}
.sidebar-user-avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0;background:var(--color-primary-dim);border:1.5px solid rgba(229,57,53,0.4);display:flex;align-items:center;justify-content:center;font-size:0.88rem;font-weight:700;color:var(--color-primary-light)}
.sidebar-profile-meta{flex:1;min-width:0}
.sidebar-user-name{font-size:0.82rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.3;color:var(--color-text)}
.sidebar-profile-email{font-size:0.68rem;color:var(--color-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.sidebar-profile-row{display:flex;align-items:center;gap:8px;font-size:0.78rem;color:var(--color-text-secondary)}
.sidebar-profile-row svg{width:14px;height:14px;flex-shrink:0;opacity:0.7}
.sidebar-profile-row-label{flex:1}
.sidebar-profile-row-val{font-weight:700;color:var(--color-text);font-size:0.82rem}
.sidebar-logout-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:8px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:transparent;color:var(--color-primary);font-size:0.82rem;font-weight:600;cursor:pointer;transition:var(--transition)}
.sidebar-logout-btn svg{width:15px;height:15px}
.sidebar-logout-btn:hover{background:var(--color-primary-dim);border-color:var(--color-primary)}

/*  Main  */
.main-content{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:16px}

/*  Page Header  */
.page-header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.page-title{font-size:1.35rem;font-weight:800;letter-spacing:-0.025em;color:var(--color-text)}
.page-subtitle{font-size:0.82rem;color:var(--color-text-secondary);margin-top:2px;font-weight:400}

/*  Card  */
.card{
  background:var(--bg-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:16px;transition:border-color var(--transition);
}
.card:hover{border-color:var(--color-border-hover)}

/*  Stats Grid  */
.stats-grid{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:12px}
.stat-card{
  background:var(--bg-elevated);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:16px;
  transition:var(--transition);position:relative;overflow:hidden;cursor:default;
}
.stat-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--sc,var(--color-primary)),transparent);
}
.stat-card:hover{background:var(--bg-overlay);transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--color-border-hover)}
.stat-card-icon{
  width:32px;height:32px;border-radius:var(--radius-md);
  background:rgba(255,255,255,0.04);display:flex;align-items:center;justify-content:center;
  margin-bottom:8px;color:var(--sc,var(--color-primary));
}
.stat-card-icon svg{width:17px;height:17px}
.stat-value{font-size:1.7rem;font-weight:800;line-height:1;color:var(--sc,var(--color-text));letter-spacing:-0.04em}
.stat-label{font-size:0.72rem;color:var(--color-text-muted);margin-top:4px;font-weight:500}

/*  Filter Bar  */
.filter-bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.filter-group{
  display:flex;align-items:center;gap:8px;
  background:var(--bg-elevated);border:1px solid var(--color-border);
  border-radius:var(--radius-full);padding:0 12px;height:36px;transition:var(--transition);
}
.filter-group:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-dim)}
.filter-group svg{width:13px;height:13px;color:var(--color-text-muted);flex-shrink:0}
.filter-group select{
  background:none;border:none;color:var(--color-text);
  font-size:0.8rem;font-weight:500;outline:none;cursor:pointer;min-width:90px;
}
.filter-group select option{background:var(--bg-elevated);color:var(--color-text)}

/*  Task Cards  */
.tasks-list{display:flex;flex-direction:column;gap:8px}
.task-card{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;background:var(--bg-surface);
  border:1px solid var(--color-border);border-radius:var(--radius-lg);
  cursor:pointer;transition:var(--transition);position:relative;overflow:hidden;
}
.task-card::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--tc,var(--color-primary));border-radius:2px 0 0 2px;opacity:0.5;
  transition:opacity var(--transition);
}
.task-card:hover{background:var(--bg-elevated);border-color:var(--color-border-hover);transform:translateX(2px);box-shadow:var(--shadow-sm)}
.task-card:hover::before{opacity:1}
.task-card-icon{
  width:40px;height:40px;border-radius:var(--radius-md);
  background:rgba(255,255,255,0.04);display:flex;align-items:center;justify-content:center;
  flex-shrink:0;color:var(--tc,var(--color-text-secondary));
}
.task-card-icon svg{width:18px;height:18px}
.task-card-body{flex:1;min-width:0}
.task-card-title{
  font-size:0.875rem;font-weight:600;color:var(--color-text);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:3px;
}
.task-card-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.task-card-meta-item{
  display:flex;align-items:center;gap:4px;
  font-size:0.755rem;color:var(--color-text-secondary);
}
.task-card-meta-item svg{width:11px;height:11px;flex-shrink:0}
.task-card-right{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}

/*  Status Badges  */
.status-badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 9px;border-radius:var(--radius-full);
  font-size:0.71rem;font-weight:600;letter-spacing:0.01em;white-space:nowrap;
}
.status-badge svg{width:9px;height:9px}
.status-new{background:rgba(100,181,246,0.1);color:#64b5f6;border:1px solid rgba(100,181,246,0.18)}
.status-accepted{background:rgba(129,199,132,0.1);color:#81c784;border:1px solid rgba(129,199,132,0.18)}
.status-in_progress{background:rgba(255,183,77,0.1);color:#ffb74d;border:1px solid rgba(255,183,77,0.18)}
.status-needs_help{background:rgba(239,83,80,0.1);color:#ef5350;border:1px solid rgba(239,83,80,0.18);animation:pulse-badge 2s infinite}
.status-done{background:rgba(0,200,150,0.1);color:#00c896;border:1px solid rgba(0,200,150,0.18)}
.status-cancelled{background:rgba(100,100,130,0.08);color:#7878a0;border:1px solid rgba(100,100,130,0.15)}
@keyframes pulse-badge{0%,100%{box-shadow:0 0 0 0 rgba(239,83,80,0)}50%{box-shadow:0 0 0 4px rgba(239,83,80,0.12)}}

.overdue-badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:2px 8px;border-radius:var(--radius-full);
  font-size:0.68rem;font-weight:600;
  background:rgba(239,83,80,0.12);color:#ef5350;border:1px solid rgba(239,83,80,0.22);
}
.overdue-badge svg{width:9px;height:9px}

/*  Buttons  */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:0 16px;height:36px;border-radius:var(--radius-md);
  font-size:0.8rem;font-weight:600;transition:var(--transition);
  white-space:nowrap;letter-spacing:0.01em;
}
.btn svg{width:14px;height:14px;flex-shrink:0}
.btn:active{transform:scale(0.97)}

.btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 2px 8px rgba(229,57,53,0.3)}
.btn-primary:hover{background:var(--color-primary-light);box-shadow:0 4px 16px rgba(229,57,53,0.4);transform:translateY(-1px)}

.btn-secondary{background:var(--bg-elevated);color:var(--color-text-secondary);border:1px solid var(--color-border)}
.btn-secondary:hover{background:var(--bg-overlay);color:var(--color-text);border-color:var(--color-border-hover)}

.btn-success{background:rgba(0,200,150,0.1);color:#00c896;border:1px solid rgba(0,200,150,0.22)}
.btn-success:hover{background:rgba(0,200,150,0.18);box-shadow:0 3px 12px rgba(0,200,150,0.18)}

.btn-warning{background:rgba(255,183,77,0.1);color:#ffb74d;border:1px solid rgba(255,183,77,0.22)}
.btn-warning:hover{background:rgba(255,183,77,0.18);box-shadow:0 3px 12px rgba(255,183,77,0.18)}

.btn-danger{background:rgba(239,83,80,0.1);color:#ef5350;border:1px solid rgba(239,83,80,0.22)}
.btn-danger:hover{background:rgba(239,83,80,0.18);box-shadow:0 3px 12px rgba(239,83,80,0.18)}

.btn-ghost{background:transparent;color:var(--color-text-secondary);padding:0 10px;height:32px}
.btn-ghost:hover{background:var(--bg-hover);color:var(--color-text)}

.btn-block{width:100%;height:42px;font-size:0.875rem}
.btn-lg{height:44px;padding:0 24px;font-size:0.875rem}
.btn-sm{height:28px;padding:0 11px;font-size:0.75rem;border-radius:var(--radius-sm)}
.btn-icon{width:36px;height:36px;padding:0;border-radius:var(--radius-md)}
.btn-icon-sm{width:28px;height:28px;padding:0;border-radius:var(--radius-sm)}

/*  Forms  */
.form-group{display:flex;flex-direction:column;gap:5px}
.form-label{font-size:0.78rem;font-weight:600;color:var(--color-text-secondary);letter-spacing:0.01em}
.form-control{
  background:var(--bg-elevated);border:1px solid var(--color-border);
  border-radius:var(--radius-md);padding:0 12px;height:36px;
  color:var(--color-text);font-size:0.855rem;transition:var(--transition);outline:none;width:100%;
}
.form-control:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-dim);background:var(--bg-overlay)}
.form-control::placeholder{color:var(--color-text-muted)}
.form-control option{background:var(--bg-elevated)}
textarea.form-control{height:auto;min-height:86px;padding:9px 12px;resize:vertical;line-height:1.5}
.input-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}

/*  Input with icon  */
.input-wrap{position:relative}
.input-wrap-icon{
  position:absolute;left:11px;top:50%;transform:translateY(-50%);
  width:15px;height:15px;color:var(--color-text-muted);pointer-events:none;transition:var(--transition);
}
.input-wrap:focus-within .input-wrap-icon{color:var(--color-primary)}
.input-wrap .form-control{padding-left:35px}

/*  Login Page  */
.login-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:var(--bg-base);position:relative;overflow:hidden;
}
.login-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,0.018) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,0.018) 1px,transparent 1px);
  background-size:44px 44px;
}
.login-bg-glow{
  position:absolute;width:700px;height:700px;border-radius:50%;
  background:radial-gradient(circle,rgba(229,57,53,0.07) 0%,transparent 65%);
  top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;
}
.login-card{
  position:relative;z-index:1;width:100%;max-width:376px;margin:20px;
  background:var(--bg-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-xl);padding:32px 24px;box-shadow:var(--shadow-xl);
}
.login-logo{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:24px;text-align:center}
.login-logo img{width:48px;height:48px}
.login-logo-title{font-size:1.25rem;font-weight:800;letter-spacing:-0.02em}
.login-logo-sub{font-size:0.73rem;color:var(--color-text-muted);margin-top:-4px;line-height:1.4}
.login-form{display:flex;flex-direction:column;gap:12px}
.login-divider{height:1px;background:var(--color-border);margin:4px 0}

/*  Modal  */
.modal-overlay{
  position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,0.72);
  backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;
  padding:16px;animation:fadeIn 0.14s ease;
}
.modal-overlay.hidden{display:none}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{
  background:var(--bg-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-xl);padding:24px;
  width:100%;max-width:480px;max-height:90vh;overflow-y:auto;
  box-shadow:var(--shadow-xl);animation:slideUp 0.2s cubic-bezier(0.4,0,0.2,1);
}
@keyframes slideUp{from{transform:translateY(18px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.modal-title{font-size:1rem;font-weight:700;letter-spacing:-0.01em}
.modal-close{
  width:28px;height:28px;border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;
  color:var(--color-text-secondary);transition:var(--transition);
}
.modal-close:hover{background:var(--bg-hover);color:var(--color-text)}
.modal-close svg{width:15px;height:15px}
.modal-form{display:flex;flex-direction:column;gap:12px}
.modal-footer{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}

/*  Toast  */
.toast-container{position:fixed;bottom:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:7px;pointer-events:none}
.toast{
  display:flex;align-items:center;gap:8px;padding:8px 16px;
  border-radius:var(--radius-md);font-size:0.835rem;font-weight:500;
  box-shadow:var(--shadow-lg);border:1px solid;
  animation:toastIn 0.22s cubic-bezier(0.4,0,0.2,1);
  max-width:300px;pointer-events:all;
}
.toast svg{width:15px;height:15px;flex-shrink:0}
@keyframes toastIn{from{transform:translateX(110%);opacity:0}to{transform:translateX(0);opacity:1}}
.toast-error{background:rgba(239,83,80,0.1);border-color:rgba(239,83,80,0.28);color:#ef5350}
.toast-success{background:rgba(0,200,150,0.1);border-color:rgba(0,200,150,0.28);color:#00c896}
.toast-info{background:rgba(64,196,255,0.1);border-color:rgba(64,196,255,0.28);color:#40c4ff}

/*  Detail Grid  */
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.detail-item{
  padding:12px;background:var(--bg-elevated);
  border-radius:var(--radius-md);border:1px solid var(--color-border);
}
.detail-item-label{
  font-size:0.68rem;font-weight:600;color:var(--color-text-muted);
  text-transform:uppercase;letter-spacing:0.06em;margin-bottom:4px;
}
.detail-item-value{font-size:0.855rem;font-weight:500;color:var(--color-text);line-height:1.4}

/*  Timeline  */
.timeline{display:flex;flex-direction:column}
.timeline-item{display:flex;gap:12px;padding:8px 0;position:relative}
.timeline-item:not(:last-child)::before{
  content:'';position:absolute;left:14px;top:34px;bottom:0;
  width:1px;background:var(--color-border);
}
.timeline-dot{
  width:28px;height:28px;border-radius:50%;background:var(--bg-elevated);
  border:1.5px solid var(--color-border);display:flex;align-items:center;justify-content:center;
  flex-shrink:0;z-index:1;
}
.timeline-dot svg{width:12px;height:12px;color:var(--color-text-secondary)}
.timeline-dot.active{border-color:var(--color-primary);background:var(--color-primary-dim)}
.timeline-dot.active svg{color:var(--color-primary)}
.timeline-body{flex:1;padding-top:3px}
.timeline-title{font-size:0.84rem;font-weight:600;color:var(--color-text)}
.timeline-sub{font-size:0.75rem;color:var(--color-text-muted);margin-top:1px}

/*  Status Actions  */
.status-actions{display:flex;flex-wrap:wrap;gap:8px}

/*  Chat  */
.chat-messages{
  flex:1;min-height:0;overflow-y:auto;
  padding:4px 0;display:flex;flex-direction:column;gap:8px;
}
.task-page{padding:0 !important;overflow:hidden;gap:0}
.task-page-header{padding:16px 24px 0;flex-shrink:0}
.task-layout{flex:1;min-height:0;display:grid;grid-template-columns:1fr 380px;gap:16px;padding:16px 24px 24px;overflow:hidden}
.task-chat-col{display:flex;flex-direction:column;overflow:hidden;min-height:0}
.task-info-col{overflow-y:auto;display:flex;flex-direction:column;gap:16px;min-height:0;padding-right:2px}
.chat-msg{display:flex;flex-direction:column;max-width:70%}
.chat-msg-mine{align-self:flex-end;align-items:flex-end}
.chat-msg-other{align-self:flex-start;align-items:flex-start}
.chat-msg-author{font-size:0.7rem;font-weight:600;color:var(--color-text-secondary);margin-bottom:2px;padding:0 10px}
.chat-msg-bubble{
  padding:8px 11px;border-radius:13px;font-size:0.83rem;line-height:1.5;word-break:break-word;
}
.chat-msg-mine .chat-msg-bubble{
  background:var(--color-primary-dim);border:1px solid rgba(229,57,53,0.18);
  border-bottom-right-radius:4px;
}
.chat-msg-other .chat-msg-bubble{
  background:var(--bg-elevated);border:1px solid var(--color-border);
  border-bottom-left-radius:4px;
}
.chat-msg-time{font-size:0.66rem;color:var(--color-text-muted);margin-top:2px;padding:0 10px}
.chat-input-bar{display:flex;gap:8px;padding-top:12px;border-top:1px solid var(--color-border);margin-top:8px}
.chat-input-bar .form-control{flex:1}

/*  Map  */
#map{height:calc(100vh - 90px);border-radius:var(--radius-lg);overflow:hidden}
.leaflet-container{background:#0a0a0c}
.leaflet-popup-content-wrapper{
  background:var(--bg-surface)!important;border:1px solid var(--color-border)!important;
  border-radius:var(--radius-lg)!important;box-shadow:var(--shadow-lg)!important;padding:0!important;
}
.leaflet-popup-content{margin:0!important;width:auto!important}
.leaflet-popup-tip{background:var(--bg-surface)!important}
.leaflet-popup-close-button{color:var(--color-text-secondary)!important;top:8px!important;right:8px!important;font-size:16px!important}
.map-popup{padding:13px 15px;min-width:190px}
.map-popup-title{font-size:0.855rem;font-weight:700;margin-bottom:7px;line-height:1.3;color:var(--color-text)}
.map-popup-row{display:flex;align-items:center;gap:5px;font-size:0.76rem;color:var(--color-text-secondary);margin-bottom:3px}
.map-popup-row svg{width:11px;height:11px;flex-shrink:0}
.map-popup-footer{margin-top:9px;padding-top:9px;border-top:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between}
.map-legend{
  position:absolute;bottom:20px;left:20px;z-index:500;
  background:var(--bg-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:11px 14px;box-shadow:var(--shadow-md);
}
.map-legend-title{font-size:0.68rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--color-text-muted);margin-bottom:8px}
.map-legend-item{display:flex;align-items:center;gap:7px;font-size:0.76rem;color:var(--color-text-secondary);margin-bottom:4px}
.map-legend-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0;border:1.5px solid rgba(255,255,255,0.25)}

/*  Profile  */
.profile-header{
  display:flex;align-items:center;gap:16px;padding:16px;
  background:var(--bg-elevated);border-radius:var(--radius-lg);border:1px solid var(--color-border);
}
.profile-avatar{
  width:60px;height:60px;border-radius:50%;
  background:var(--color-primary-dim);border:2px solid rgba(229,57,53,0.4);
  display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;font-weight:800;color:var(--color-primary-light);flex-shrink:0;
}
.profile-name{font-size:1.1rem;font-weight:700;margin-bottom:5px}
.profile-role-badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 10px;border-radius:var(--radius-full);font-size:0.73rem;font-weight:600;
}
.role-dispatcher{background:rgba(124,77,255,0.1);color:#b39ddb;border:1px solid rgba(124,77,255,0.2)}
.role-engineer{background:rgba(64,196,255,0.1);color:#40c4ff;border:1px solid rgba(64,196,255,0.2)}

/*  Section Header  */
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.section-title{font-size:0.875rem;font-weight:700;display:flex;align-items:center;gap:8px;color:var(--color-text)}
.section-title svg{width:16px;height:16px;color:var(--color-text-secondary)}

/*  Empty / Loading  */
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:44px 20px;color:var(--color-text-muted)}
.empty-state svg{width:44px;height:44px;opacity:0.25}
.empty-state-title{font-size:0.95rem;font-weight:600;color:var(--color-text-secondary)}
.empty-state-text{font-size:0.82rem;text-align:center}
.spinner{width:30px;height:30px;border:2.5px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 0.65s linear infinite;margin:36px auto}
@keyframes spin{to{transform:rotate(360deg)}}

/*  Back btn  */
.back-btn{
  display:inline-flex;align-items:center;gap:8px;font-size:0.79rem;font-weight:600;
  color:var(--color-text-secondary);transition:var(--transition);
  padding:4px 8px;border-radius:var(--radius-sm);
}
.back-btn:hover{background:var(--bg-hover);color:var(--color-text)}
.back-btn svg{width:16px;height:16px}

/*  Helpers  */
.hidden{display:none!important}
.flex{display:flex}.gap-2{gap:8px}.gap-3{gap:12px}
.mt-2{margin-top:8px}.mt-3{margin-top:14px}.mt-4{margin-top:20px}
.text-muted{color:var(--color-text-muted)}.text-secondary{color:var(--color-text-secondary)}
.text-right{text-align:right}

/* ========================================================================
   MOBILE HEADER (visible only on mobile)
   ======================================================================== */
.mobile-header{
  display:none;
  align-items:center;gap:12px;
  padding:0 16px;height:56px;min-height:56px;flex-shrink:0;
  background:var(--bg-surface);
  border-bottom:1px solid var(--color-border);
  position:sticky;top:0;z-index:50;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.mobile-header-burger{
  width:40px;height:40px;border-radius:var(--radius-md);
  display:flex;align-items:center;justify-content:center;
  color:var(--color-text);font-size:0;
  transition:var(--transition);flex-shrink:0;
  -webkit-tap-highlight-color:transparent;
}
.mobile-header-burger:active{background:var(--bg-active)}
.mobile-header-burger svg{width:22px;height:22px}
.mobile-header-title{
  font-size:1.05rem;font-weight:700;letter-spacing:-0.02em;
  flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.mobile-header-actions{display:flex;align-items:center;gap:4px;flex-shrink:0}

/* ========================================================================
   SIDEBAR OVERLAY (backdrop for mobile drawer)
   ======================================================================== */
.sidebar-overlay{
  display:none;position:fixed;inset:0;z-index:1099;
  background:rgba(0,0,0,0.6);
  -webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
  opacity:0;transition:opacity 0.25s ease;
  -webkit-tap-highlight-color:transparent;
}
.sidebar-overlay.open{display:block;opacity:1}

/* ========================================================================
   BOTTOM NAV
   ======================================================================== */
.bottom-nav{display:none}

/* ========================================================================
   RESPONSIVE — Tablet ≤ 1024px
   ======================================================================== */
@media(max-width:1024px){
  .task-layout{grid-template-columns:1fr 320px;gap:12px}
  .main-content{padding:20px}
}

/* ========================================================================
   RESPONSIVE — Mobile ≤ 768px
   ======================================================================== */
@media(max-width:768px){
  /* --- Sidebar: slide-in drawer from left --- */
  .sidebar{
    display:flex;
    position:fixed;left:0;top:0;bottom:0;z-index:1100;
    transform:translateX(-100%);
    transition:transform 0.3s cubic-bezier(0.4,0,0.2,1);
    width:280px;min-width:280px;
    box-shadow:none;
  }
  .sidebar.open{
    transform:translateX(0);
    box-shadow:8px 0 32px rgba(0,0,0,0.5);
  }

  /* --- Mobile header: always visible --- */
  .mobile-header{display:flex}

  /* --- Layout --- */
  .app-layout{flex-direction:column;height:100vh;height:100dvh}
  .main-content{
    flex:1;overflow-y:auto;
    padding:0 0 calc(64px + env(safe-area-inset-bottom,0px));
    gap:0;
  }
  .main-content > *:not(.mobile-header):not(.task-page-header):not(.task-layout){
    padding-left:16px;padding-right:16px;
  }
  .main-content > .task-page-header{padding:12px 16px 0}

  /* --- Page Header --- */
  .page-header{
    padding-top:12px;padding-bottom:4px;
    gap:10px;flex-wrap:wrap;
  }
  .page-title{font-size:1.15rem}
  .page-subtitle{font-size:0.78rem}

  /* --- Stats Grid --- */
  .stats-grid{
    grid-auto-flow:row;
    grid-template-columns:repeat(2,1fr);
    gap:8px;
    padding-top:8px;padding-bottom:4px;
  }
  .stat-card{padding:12px}
  .stat-card-icon{width:28px;height:28px;margin-bottom:6px}
  .stat-card-icon svg{width:14px;height:14px}
  .stat-value{font-size:1.4rem}
  .stat-label{font-size:0.68rem}

  /* --- Filter Bar --- */
  .filter-bar{
    padding-top:8px;padding-bottom:8px;
    gap:8px;flex-wrap:nowrap;overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .filter-bar::-webkit-scrollbar{display:none}
  .filter-group{flex-shrink:0;height:40px;padding:0 14px}
  .filter-group select{min-width:100px;font-size:0.82rem}

  /* --- Task Cards --- */
  .tasks-list{gap:8px;padding-top:4px;padding-bottom:16px}
  .task-card{
    padding:12px;gap:10px;
    flex-direction:column;align-items:stretch;
  }
  .task-card::before{
    left:0;top:0;right:0;bottom:auto;
    width:auto;height:3px;border-radius:2px 2px 0 0;
  }
  .task-card:hover{transform:none}
  .task-card-icon{display:none}
  .task-card-body{width:100%}
  .task-card-title{
    font-size:0.88rem;white-space:normal;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;margin-bottom:6px;
  }
  .task-card-meta{gap:6px 12px}
  .task-card-meta-item{font-size:0.73rem}
  .task-card-right{
    flex-direction:row;align-items:center;
    gap:8px;flex-wrap:wrap;
  }

  /* --- Bottom Nav --- */
  .bottom-nav{
    display:block;position:fixed;bottom:0;left:0;right:0;z-index:90;
    background:var(--bg-surface);
    border-top:1px solid var(--color-border);
    padding-bottom:env(safe-area-inset-bottom,0px);
    -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    background:rgba(20,20,23,0.92);
  }
  .bottom-nav-items{display:flex}
  .bottom-nav-item{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:3px;padding:8px 4px 6px;
    font-size:0.65rem;font-weight:600;letter-spacing:0.01em;
    color:var(--color-text-muted);
    transition:color var(--transition);
    -webkit-tap-highlight-color:transparent;
    min-height:52px;
  }
  .bottom-nav-item svg{width:22px;height:22px;transition:var(--transition)}
  .bottom-nav-item.active{color:var(--color-primary)}
  .bottom-nav-item.active svg{transform:scale(1.1)}
  .bottom-nav-item:active{color:var(--color-text)}

  /* --- Map Page --- */
  #map{height:100%;border-radius:0;min-height:0}
  .map-container{flex:1;min-height:0}
  .map-toolbar{
    padding:8px 12px;gap:8px;
    flex-wrap:nowrap;overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    border-bottom-color:var(--color-border);
  }
  .map-toolbar::-webkit-scrollbar{display:none}
  .map-toolbar-title{display:none}
  .map-filter-group,.map-city-group{flex-shrink:0;height:34px;padding:0 8px}
  .map-filter-group select,.map-city-group select{font-size:0.78rem}
  .map-stats{
    gap:8px;flex-shrink:0;flex-wrap:nowrap;
    font-size:0.72rem;
  }
  .map-legend{
    left:8px;bottom:8px;padding:8px 10px;
    max-width:150px;
  }
  .map-legend-title{font-size:0.62rem;margin-bottom:6px}
  .map-legend-item{font-size:0.72rem;margin-bottom:3px;gap:5px}
  .map-legend-dot{width:8px;height:8px}

  /* --- Task Detail Page --- */
  .task-page{padding:0 !important;overflow-y:auto;gap:0;display:flex;flex-direction:column}
  .task-page-header{padding:12px 16px 0;flex-shrink:0}
  .task-layout{
    display:flex;flex-direction:column;
    gap:12px;padding:12px 16px 24px;
    overflow:visible;
    grid-template-columns:unset;
  }
  .task-chat-col{
    order:2;min-height:360px;max-height:none;
    overflow:visible;
  }
  .task-info-col{
    order:1;overflow:visible;
    gap:12px;padding-right:0;
  }
  .chat-messages{
    min-height:200px;max-height:360px;
    overflow-y:auto;flex:none;
  }
  .chat-msg{max-width:85%}
  .chat-input-bar{padding-top:10px}
  .chat-input-bar .form-control{height:40px}
  .detail-grid{grid-template-columns:1fr}
  .detail-item{padding:10px}
  .status-actions{flex-direction:column;gap:6px}
  .status-actions .btn{width:100%;height:42px;justify-content:center}
  .back-btn{font-size:0.82rem;padding:6px 4px}

  /* --- Profile Page --- */
  .profile-header{
    flex-direction:column;align-items:center;
    text-align:center;gap:12px;padding:20px 16px;
  }
  .profile-avatar{width:64px;height:64px;font-size:1.5rem}
  .profile-name{font-size:1.1rem}

  /* --- Modal → Bottom Sheet --- */
  .modal-overlay{
    align-items:flex-end;
    padding:0;
  }
  .modal{
    max-width:100%;width:100%;
    border-radius:var(--radius-xl) var(--radius-xl) 0 0;
    padding:20px 16px calc(16px + env(safe-area-inset-bottom,0px));
    max-height:92vh;
    animation:sheetUp 0.3s cubic-bezier(0.32,0.72,0,1);
  }
  @keyframes sheetUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
  .modal-header{margin-bottom:14px}
  .modal-title{font-size:1.05rem}
  .modal-footer{gap:8px}
  .modal-footer .btn{height:44px}

  /* --- Login Page --- */
  .login-card{
    padding:24px 20px;margin:16px;
    border-radius:var(--radius-xl);
  }
  .login-logo img{width:44px;height:44px}
  .login-logo-title{font-size:1.15rem}
  .login-form .form-control{height:44px;font-size:0.9rem}
  .login-form .btn-block{height:48px;font-size:0.95rem}

  /* --- Forms --- */
  .form-control{height:42px;font-size:0.88rem;padding:0 14px}
  textarea.form-control{padding:10px 14px;min-height:80px}
  .form-label{font-size:0.8rem}
  .input-row{grid-template-columns:1fr 1fr;gap:8px}

  /* --- Buttons — bigger touch targets --- */
  .btn{height:40px;font-size:0.84rem;padding:0 16px}
  .btn-lg{height:48px;padding:0 24px;font-size:0.9rem}
  .btn-sm{height:34px;padding:0 12px;font-size:0.78rem}
  .btn-icon{width:40px;height:40px}
  .btn-icon-sm{width:34px;height:34px}
  .btn:active{transform:scale(0.97)}

  /* --- Toasts --- */
  .toast-container{
    bottom:calc(68px + env(safe-area-inset-bottom,0px));
    right:12px;left:12px;
    align-items:stretch;
  }
  .toast{max-width:100%;font-size:0.82rem}

  /* --- Timeline --- */
  .timeline-item{gap:10px;padding:6px 0}
  .timeline-dot{width:26px;height:26px}
  .timeline-dot svg{width:11px;height:11px}
  .timeline-title{font-size:0.82rem}
  .timeline-sub{font-size:0.72rem}

  /* --- Geocode dropdown --- */
  .geocode-results{max-height:240px}
  .geocode-result-item{padding:12px 14px}
  .geocode-result-name{font-size:0.84rem}
  .geocode-result-addr{font-size:0.76rem}

  /* --- Section headers --- */
  .section-header{margin-bottom:10px}
  .section-title{font-size:0.84rem}

  /* --- Empty state --- */
  .empty-state{padding:32px 16px}
  .empty-state svg{width:38px;height:38px}
  .empty-state-title{font-size:0.9rem}
  .empty-state-text{font-size:0.8rem}

  /* --- Cards --- */
  .card{border-radius:var(--radius-md);padding:14px}
}

/* ========================================================================
   RESPONSIVE — Small Mobile ≤ 480px
   ======================================================================== */
@media(max-width:480px){
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:6px}
  .stat-card{padding:10px}
  .stat-value{font-size:1.2rem}
  .stat-label{font-size:0.65rem}
  .stat-card-icon{width:24px;height:24px;margin-bottom:4px}
  .stat-card-icon svg{width:12px;height:12px}

  .page-title{font-size:1.05rem}
  .task-card-meta{flex-direction:column;gap:3px}
  .task-card-title{font-size:0.84rem}

  .filter-group select{min-width:85px;font-size:0.78rem}
  .filter-group{height:36px;padding:0 10px}

  .profile-header{padding:16px 12px}
  .profile-avatar{width:56px;height:56px;font-size:1.3rem}

  .mobile-header-title{font-size:0.95rem}

  .map-stats{display:none}
  .map-toolbar-title svg{display:none}

  .modal{padding:16px 14px calc(14px + env(safe-area-inset-bottom,0px))}
  .modal-footer{grid-template-columns:1fr;gap:6px}

  .chat-messages{min-height:180px;max-height:300px}
  .chat-msg{max-width:90%}
  .chat-msg-bubble{font-size:0.82rem;padding:7px 10px}
}

/* ========================================================================
   RESPONSIVE — Very Small ≤ 360px
   ======================================================================== */
@media(max-width:360px){
  .stats-grid{grid-template-columns:1fr 1fr;gap:4px}
  .main-content > *:not(.mobile-header){
    padding-left:12px;padding-right:12px;
  }
  .task-layout{padding:10px 12px 20px}
  .mobile-header{padding:0 12px}
  .bottom-nav-item{font-size:0.6rem;padding:6px 2px 5px}
  .bottom-nav-item svg{width:20px;height:20px}
}
/*  Profile page additions  */
.profile-card{display:block}
.profile-header{display:flex;align-items:center;gap:16px;margin-bottom:16px}
.profile-info{display:flex;flex-direction:column}
.profile-name{font-size:1.2rem;font-weight:700;margin-bottom:6px}
.profile-meta{display:flex;align-items:center;gap:8px}
.profile-divider{height:1px;background:var(--color-border);margin:16px 0}